[gpadmin@wx60 ~]$ gpmigrator /usr/local/greenplum-db-4.2.7.2 /usr/local/greenplum-db-4.3.3.1
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-Beginning upgrade
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-Checking configuration
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-gpmigrator version 4.3.3.1 build 1
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-Python version 2.6.2 final 0
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-Operating System: Linux 2.6.18-348.el5
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-Checking version compatibility
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-Source Version: (Greenplum Database) 4.2.7.2 build 1
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-Target Version: (Greenplum Database) 4.3.3.1 build 1
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-Source Catalog version number: 201109210
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-Target Catalog version number: 201310150
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-Data Catalog version number: 201109210
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-Versions are compatible
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-Found previous upgrade
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-... State not resumable, restarting upgrade
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-Postmaster not running
20141020:10:29:05:005944 gpmigrator:wx60:gpadmin-[INFO]:-Starting old Greenplum postmaster
20141020:10:29:14:005944 gpmigrator:wx60:gpadmin-[INFO]:-Extracting configuration information
20141020:10:29:14:005944 gpmigrator:wx60:gpadmin-[INFO]:-Checking that all segments are valid
20141020:10:29:14:005944 gpmigrator:wx60:gpadmin-[INFO]:-Creating list of databases
20141020:10:29:14:005944 gpmigrator:wx60:gpadmin-[INFO]:-Checking gpmigrator user
20141020:10:29:14:005944 gpmigrator:wx60:gpadmin-[INFO]:-Validating hosts
20141020:10:29:14:005944 gpmigrator:wx60:gpadmin-[INFO]:-Validating indexes
20141020:10:29:14:005944 gpmigrator:wx60:gpadmin-[INFO]:-Validating database encoding
20141020:10:29:14:005944 gpmigrator:wx60:gpadmin-[INFO]:-Configuration acquired
20141020:10:29:14:005944 gpmigrator:wx60:gpadmin-[WARNING]:-/data/gp/master/gpmigrator : File exists
20141020:10:29:14:005944 gpmigrator:wx60:gpadmin-[INFO]:-Removing temporary directories
20141020:10:29:15:005944 gpmigrator:wx60:gpadmin-[INFO]:-Creating temporary directories
20141020:10:29:17:005944 gpmigrator:wx60:gpadmin-[INFO]:-Checking Segment binary version
20141020:10:29:17:005944 gpmigrator:wx60:gpadmin-[INFO]:-Checking GUCs
20141020:10:29:17:005944 gpmigrator:wx60:gpadmin-[INFO]:-Checking Free Space
20141020:10:29:17:005944 gpmigrator:wx60:gpadmin-[INFO]:-Checking Catalog
20141020:10:29:17:005944 gpmigrator:wx60:gpadmin-[INFO]:-... Checking template1
20141020:10:30:44:005944 gpmigrator:wx60:gpadmin-[INFO]:-... Checking postgres
20141020:10:32:12:005944 gpmigrator:wx60:gpadmin-[INFO]:-... Checking gtlions
20141020:10:33:45:005944 gpmigrator:wx60:gpadmin-[CRITICAL